Michael C. Mahon

Mercy

2026

Wall Street

1987

Malcolm X

1992

Gangster Squad

2013

Gridiron Gang

2006

Get a Job

2016

Fatal Affair

2020

Sleepaway Camp

1983

Shattered Mind

1996

Chameleons

1989

Risk

1993

The Flight Before Christmas

2015

Christmas Twister

2012

High School Possession

2014

Dark Angel: The Ascent

1994

Law & Order

1990

Law & Order

1990

Married... with Children

1987

How I Met Your Mother

2005

Scandal

2012

Boston Legal

2004

The King of Queens

1998

The King of Queens

1998

Diagnosis: Murder

1993

ER

1994

Las Vegas

2003

Las Vegas

2003

Private Practice

2007

Lois & Clark: The New Adventures of Superman

1993

The Orville

2017